Light earthquake 4.1 mag, 10 km W of Northern Islands Municipality – Mayor’s Office, Northern Mariana Islands

A light earthquake with magnitude 4.1 (ml/mb) was reported 10 kilometers (6 miles) from Northern Islands Municipality – Mayor’s Office in Northern Mariana Islands on Thursday. Event ids that are associated to the earthquake: us1000bubl. Id of event: us1000bubl. The earthquake occurred at a depth of 222.19 km (138 miles). The temblor was reported at 10:18:00 / 10:18 am (local time epicenter). Global time and date of event 14/12/17 / 2017-12-14 00:18:00 / December 14, 2017 @ 12:18 am UTC/GMT. A tsunami warning has not been issued (Does not indicate if a tsunami actually did or will exist). Exact location, longitude 145.6196° East, latitude 15.224° North, depth = 222.19 km.

Nearby country/countries that might be effected, Northern Mariana Islands (c. 54 000 pop). The epicenter was 15 km (9 miles) from Saipan (c. 48 200 pop), 28 km (18 miles) from San Jose Village (c. 15 000 pop). Closest city/cities/towns to epicentrum/hypocenter was San Jose Village, Saipan (min 5000 pop).

Earthquakes 4.0 to 5.0 are often felt, but only causes minor damage. Each year there are an estimated 13,000 light quakes in the world. In the past 24 hours, there have been one, in the last 10 days one, in the past 30 days two and in the last 365 days nine earthquakes of magnitude 3.0 or greater that was reported nearby.

Questions or comments?

What was your situation during the earthquake? Leave a comment or report about damage, shaking and activity at your home, city and country. Read more about the earthquake, Location, Distances, Seismometer information, Date-Time, Parameters and details about this quake, reported near: 10 km W of Northern Islands Municipality – Mayor’s Office, Northern Mariana Islands. This information comes from the USGS Earthquake Notification Service.

More information

Parameter	Value	Description
Magnitude	4.1 mb	The magnitude for the event.
Longitude	145.6196° East	Decimal degrees longitude. Negative values for western longitudes.
Latitude	15.224° North	Decimal degrees latitude. Negative values for southern latitudes.
Depth	222.19 km	Depth of the event in kilometers.
Place	10km W of Northern Islands Municipality - Mayor's Office, Northern Mariana Islands	Textual description of named geographic region near to the event. This may be a city name, or a Flinn-Engdahl Region name.
Time	2017-12-14 00:18:00	Time when the event occurred. UTC/GMT
Updated	2018-01-02 00:49:26	Time when the event was most recently updated. UTC/GMT
Timezone offset	600	Timezone offset from UTC in minutes at the event epicenter.
Felt		The total number of felt reports
CDI		The maximum reported intensity for the event.
MMI		The maximum estimated instrumental intensity for the event.
Alert Level		The alert level from the PAGER earthquake impact scale. Green, Yellow, Orange or Red.
Review Status	reviewed	Indicates whether the event has been reviewed by a human.
Tsunami	0	This flag is set to "1" for large events in oceanic regions and "0" otherwise. The existence or value of this flag does not indicate if a tsunami actually did or will exist.
SIG	259	A number describing how significant the event is. Larger numbers indicate a more significant event.
Network	us	The ID of a data contributor. Identifies the network considered to be the preferred source of information for this event.
Sources	,us,	A comma-separated list of network contributors.
Number of Stations Used		The total number of Number of seismic stations which reported P- and S-arrival times for this earthquake.
Horizontal Distance	0.164	Horizontal distance from the epicenter to the nearest station (in degrees).
Root Mean Square	0.37 sec	The root-mean-square (RMS) travel time residual, in sec, using all weights.
Azimuthal Gap	120	The largest azimuthal gap between azimuthally adjacent stations (in degrees).
Magnitude Type	mb	The method or algorithm used to calculate the preferred magnitude for the event.
Event Type	earthquake	Type of seismic event.
Event ID	us1000bubl	Id of event.
Event Code	1000bubl	An identifying code assigned by, and unique from, the corresponding source for the event.
Event IDS	,us1000bubl,	A comma-separated list of event ids that are associated to an event.

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Light earthquake 4.1 mag, 10 km W of Northern Islands Municipality – Mayor’s Office, Northern Mariana Islands

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